//The MIT License
//
//Copyright (c) 2009 nodchip
//
//Permission is hereby granted, free of charge, to any person obtaining a copy
//of this software and associated documentation files (the "Software"), to deal
//in the Software without restriction, including without limitation the rights
//to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//copies of the Software, and to permit persons to whom the Software is
//furnished to do so, subject to the following conditions:
//
//The above copyright notice and this permission notice shall be included in
//all copies or substantial portions of the Software.
//
//THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//THE SOFTWARE.
package tv.dyndns.kishibe.client.creation;

import java.util.HashSet;
import java.util.Set;

public final class CheckerMarubatsu extends Checker {
	public CheckerMarubatsu(PanelProblemCreation panelProblemCreation) {
		super(panelProblemCreation);
	}

	public boolean check(WidgetProblemForm form) {
		boolean result = super.check(form);

		if (form.getNumberOfAnswers() < 1) {
			result = false;
			warn("解答が入力されていません");
		} else if (form.isImageChoice()) {
			final int numberOfChoice = form.getNumberOfChoice();
			if (numberOfChoice < 2) {
				result = false;
				warn("選択肢の数が足りません");
			}

			final Set<String> choices = new HashSet<String>();
			final String answer = form.getTextBoxAnswer(0);
			for (int i = 0; i < numberOfChoice; ++i) {
				final String choice = form.getTextBoxChoice(i);
				choices.add(choice);
			}

			if (!choices.contains(answer)) {
				result = false;
				warn("解答が選択肢に含まれていません");
			}

			if (choices.size() != form.getNumberOfChoice()) {
				result = false;
				warn("選択肢が重複しています");
			}

		} else {
			final String answer = form.getTextBoxAnswer(0);
			if (!answer.equals("○") && !answer.equals("×")) {
				result = false;
				warn("解答が○×になっていません");
			}
		}

		return result;
	}
}
